<div class="user-info-container">
    <div class="card">
        <div class="card-header">
            <h5>{{panelTitle}}</h5>
        </div>
        <div class="card-body">
            <p><a href="#">头像图片</a></p>
            <p><a href="#">{{currentUser?.userName}}</a></p>
            <p>相看两不厌，唯有敬亭山。</p>
            <p>文章：500</p>
            <p>评论：10</p>
        </div>
        <div class="card-footer">
            <button class="btn btn-primary" (click)="followBtnClick()">关注</button>
        </div>
    </div>
</div>